Thread: G16 smells rich
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Old 07-04-2014, 10:28 AM   #2
smallblock450sl
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Yamaha
 
Join Date: Oct 2007
Location: Tacoma Washington
Posts: 11,868
Default Re: G16 smells rich

How long since the plug was changed? Highly recommend only using NGK-BPR2ES stok plug. There is a pilot adjustment screw, but it has a limiter cap on it. You can gently pry off the cap for more adjaustment. Stock is "lightly seated" then 1 1/2 turns out. Good luck
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